<template>
  <el-aside width="auto" height="auto">
    <el-menu
      :collapse="isCollapse"
      :default-active="onRoutes"
      background-color="#232323"
      text-color="#ccc"
      active-text-color="#ddd"
      unique-opened
      router
    >
      <template v-for="item in items">
        <template v-if="item.subItems">
          <el-submenu :index="item.path">
            <template slot="title">
              <i :class="item.icon"></i>
              <span slot="title">{{ item.title }}</span>
            </template>
            <el-menu-item
              v-for="(subItem, i) in item.subItems"
              :index="subItem.path"
              :key="i"
            >
              {{ subItem.title }}
            </el-menu-item>
          </el-submenu>
        </template>
        <template v-else>
          <el-menu-item :index="item.path">
            <i :class="item.icon"></i>
            <span slot="title">{{ item.title }}</span>
          </el-menu-item>
        </template>
      </template>
    </el-menu>
  </el-aside>
</template>

<script>
import Bus from "./bus";
export default {
  name: "Sidebar",
  data() {
    return {
      isCollapse: false,
      items: [
        {
          title: "巡检系统",
          path: "/workorder/patrolsystem",
          icon: "el-icon-setting",
        },{
          title: "工单管理",
          path: "/workorder/orderlist",
          icon: "el-icon-setting",
        }
      ],
    };
  },
  computed: {
    onRoutes() {
      return this.$route.fullPath;
    },
  },
  created() {
    // 通过 event bus进行组件间的通信 来折叠和展开侧边栏
    Bus.$on("collapse", (isCollapse) => {
      this.isCollapse = isCollapse;
    });
  },
};
</script>

<style scoped lang="less">
.el-menu {
  height: 100%;
  border: none;
  &:not(.el-menu--collapse) {
    width: 220px;
  }
}
.el-menu-item.is-active {
  border-left: 3px solid @mainColor;
  background-color: #171717 !important;
}
</style>
